{"blog_url":"https://www.shigemk2.com/","author_url":"https://blog.hatena.ne.jp/shigemk2/","url":"https://www.shigemk2.com/entry/20130502/1367424881","version":"1.0","type":"rich","blog_title":"by shigemk2","provider_url":"https://hatena.blog","published":"2013-05-02 01:14:41","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fwww.shigemk2.com%2Fentry%2F20130502%2F1367424881\" title=\"Process.wait2 - by shigemk2\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","categories":["\u8aad\u66f8\u30ce\u30fc\u30c8"],"width":"100%","description":"ProcessProcess.wait2\u3082\u3001\u7d42\u4e86\u3057\u305f\u5b50\u30d7\u30ed\u30bb\u30b9\u306epid\u3092\u8fd4\u3059\u3002\u305f\u3060\u3057\u3001 wait2 \u306f\u3001\u305d\u306e\u623b\u308a\u5024\u304c pid \u3068 $? \u306e\u914d\u5217\u3067\u3042 \u308b\u70b9\u3060\u3051\u304c\u7570\u306a\u308a\u307e\u3059\u3002 # -*- coding: utf-8 -*- # \u5b50\u30d7\u30ed\u30bb\u30b9\u30925\u3064\u751f\u6210\u3059\u308b 5.times do fork do # \u5b50\u30d7\u30ed\u30bb\u30b9\u3054\u3068\u306b\u30e9\u30f3\u30c0\u30e0\u306a\u5024\u3092\u751f\u6210\u3059\u308b # \u3082\u3057\u5076\u6570\u306a\u3089 111 \u3092\u3001\u5947\u6570\u306a\u3089 112 \u3092\u7d42\u4e86\u30b3\u30fc\u30c9\u3068\u3057\u3066\u8fd4\u3059 if rand(5).even? exit 111 else exit 112 end end end 5.times do # \u751f\u6210\u3057\u305f\u5b50\u30d7\u30ed\u30bb\u30b9\u304c\u7d42\u4e86\u3059\u308b\u306e\u3092\u5f85\u3064 pid, status = \u2026","height":"190","author_name":"shigemk2","provider_name":"Hatena Blog","image_url":"http://tatsu-zine.com/images/books/87/cover_s.jpg","title":"Process.wait2"}